Home / 37,225.78-51,373.54-21,312.62

Finding the Fourth Proportional to 37,225.78, 51,373.54 and 21,312.62

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Solution

The fourth proportional to 37,225.78, 51,373.54 and 21,312.62 is: 29,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,225.78 : 51,373.54 = 21,312.62 : x
  2. Step 2: Convert to fraction form
    37,225.78/51,373.54 = 21,312.62/x
  3. Step 3: Cross multiply
    37,225.78x = 51,373.54 × 21,312.62
  4. Step 4: Simplify right side
    37,225.78x = 1,094,904,698.50
  5. Step 5: Solve for x
    x = 1,094,904,698.50/37,225.78
  6. Step 6: Final answer
    x = 29,412.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.